School Calendar
2025-2026 Academic Calendar
AUGUST 2025
| Monday | August 18 | Staff Week Begins |
| Monday | August 25 | Back-to-School Event |
| Tuesday | August 26 | First Day of School |
| Friday | August 29 | School Closes at Noon |
SEPTEMBER 2025
| Monday | September 1 | School Closed |
| Friday | September 19 | Professional Day; Noon Dismissal for Students |
| Wednesday | September 24 | Quarter 1 Interim |
OCTOBER 2025
| Friday | October 10 | Professional Day; Noon Dismissal for Students |
| Monday | October 13 | School Closed |
| Friday | October 24 | End of Quarter 1; Noon Dismissal for Students |
NOVEMBER 2025
| Friday | November 14 | Professional Day; Noon Dismissal for Students |
| Wednesday | November 19 | Quarter 2 Interim |
| Wednesday | November 26 | School Closes at Noon |
| Thursday | November 27 | School Closed for Fall Break |
| Friday | November 28 | School Closed for Fall Break |
DECEMBER 2025
| Friday | November 14 | Professional Day; Noon Dismissal for Students |
| Wednesday | November 19 | Quarter 2 Interim |
| Wednesday | November 26 | School Closes at Noon |
| Thursday | November 27 | School Closed for Fall Break |
| Friday | November 28 | School Closed for Fall Break |
Download the 2025-2026 School Calendar (PDF).
View or download MSD's academic calendar for the 2025-2026 school year. The calendar includes key dates such as the first and last day of school, early dismissals, school breaks, professional development days, and end-of-quarter dates. The second page also includes dorm reopening dates, as well as the return-to-work and last-day schedules for 10-month, 10.5-month, and 11-month staff.
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